/*
 * BrewForge — 可视化 .brew 方案编辑器
 * BrewCode OS v0.6
 * 零框架原生 CSS，延续 BrewPlayer 设计语言
 */

:root {
  --bg: #1a1a2e;
  --bg-card: #222244;
  --bg-card-hover: #2a2a50;
  --bg-input: #16162a;
  --border: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(232, 168, 80, 0.4);
  --text: #e0e0e8;
  --text-dim: #8888aa;
  --text-label: #aaaac0;
  --accent: #e8a850;
  --accent-dim: #c08030;
  --danger: #d04040;
  --success: #40a060;
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.hidden {
  display: none !important;
}

/* ================================================================
 * Header
 * ================================================================ */

#forge-header {
  text-align: center;
  padding: 32px 24px 16px;
  border-bottom: 1px solid var(--border);
}

.brand {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.sub {
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 4px;
}

/* ================================================================
 * Main 区域 — 桌面两栏 / 移动单栏
 * ================================================================ */

#forge-toolbar {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(26, 26, 46, 0.95);
  position: sticky;
  top: 0;
  z-index: 100;
}
#code-editor-container {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

.code-error-bar {
  background: #3a1a1a;
  color: #f4a0a0;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  font-size: 13px;
  font-family: var(--font-mono);
  border: 1px solid #6a3030;
}

#code-editor {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.cm-editor {
  height: calc(100vh - 160px);
  max-height: 700px;
}

.cm-editor .cm-scroller {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
}

.cm-editor .cm-content {
  padding: 8px 0;
}

.cm-editor .cm-line {
  padding: 0 16px;
}

.cm-editor .cm-gutter {
  padding: 0 4px;
}

.cm-lint-marker-error {
  color: var(--danger);
  font-size: 14px;
}

@media (max-width: 640px) {
  #code-editor-container {
    padding: 0 12px;
  }

  .cm-editor {
    height: calc(100vh - 200px);
  }
}
#forge-main {
  flex: 1;
  padding: 24px;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
}

/* ================================================================
 * 表单分区 (section)
 * ================================================================ */

.form-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}

.section-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

/* ================================================================
 * 表单网格 — 桌面两栏 / 移动单栏
 * ================================================================ */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-grid > .field-span-2 {
  grid-column: 1 / -1;
}

/* ================================================================
 * 单字段
 * ================================================================ */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-label);
  letter-spacing: 0.3px;
}

/* ================================================================
 * 输入控件
 * ================================================================ */

.input {
  display: block;
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  transition: border-color 0.2s;
  outline: none;
}

.input:focus {
  border-color: var(--border-focus);
}

.input::placeholder {
  color: var(--text-dim);
  opacity: 0.7;
}

textarea.input {
  resize: vertical;
  min-height: 56px;
}

select.input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238888aa' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
  cursor: pointer;
}

select.input option {
  background: var(--bg-card);
  color: var(--text);
}

/* 数字输入去掉原生 spinner（保留可用性） */
input[type='number'] {
  -moz-appearance: textfield;
}
input[type='number']::-webkit-inner-spin-button,
input[type='number']::-webkit-outer-spin-button {
  opacity: 1;
}

/* ================================================================
 * 按钮
 * ================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition:
    background 0.2s,
    border-color 0.2s;
  outline: none;
}

.btn-primary {
  background: var(--accent);
  color: #1a1a2e;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
}

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border-color: var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}

.btn-success:hover {
  background: var(--success);
  opacity: 0.9;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: color 0.15s;
}

.btn-icon:hover {
  color: var(--text);
}

.btn-icon-sm {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  padding: 3px 6px;
  border-radius: 4px;
  transition:
    color 0.15s,
    border-color 0.15s;
}

.btn-icon-sm:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.btn-icon-danger:hover {
  color: var(--danger);
  border-color: var(--danger);
}

/* ================================================================
 * 步骤列表
 * ================================================================ */

.step-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.step-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  padding: 24px 0;
}

.step-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  transition: border-color 0.2s;
}

.step-card:hover {
  border-color: var(--border-focus);
}

.step-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.step-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(232, 168, 80, 0.15);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}

.step-action-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* action badge 颜色映射 */
.badge-prepare {
  color: #5b9bd5;
  background: rgba(91, 155, 213, 0.12);
}
.badge-rinse {
  color: #4db6ac;
  background: rgba(77, 182, 172, 0.12);
}
.badge-grind {
  color: #b8956a;
  background: rgba(184, 149, 106, 0.12);
}
.badge-dose {
  color: #e8a850;
  background: rgba(232, 168, 80, 0.12);
}
.badge-bloom {
  color: #f0c060;
  background: rgba(240, 192, 96, 0.12);
}
.badge-pour {
  color: #60b870;
  background: rgba(96, 184, 112, 0.12);
}
.badge-stir {
  color: #9b7ec4;
  background: rgba(155, 126, 196, 0.12);
}
.badge-swirl {
  color: #e880a0;
  background: rgba(232, 128, 160, 0.12);
}
.badge-drawdown {
  color: #7890c0;
  background: rgba(120, 144, 192, 0.12);
}
.badge-wait {
  color: #8899aa;
  background: rgba(136, 153, 170, 0.12);
}
.badge-measure {
  color: #5b9bd5;
  background: rgba(91, 155, 213, 0.12);
}
.badge-taste {
  color: #d47878;
  background: rgba(212, 120, 120, 0.12);
}
.badge-note {
  color: #8899aa;
  background: rgba(136, 153, 170, 0.12);
}

.step-card-actions {
  margin-left: auto;
  display: flex;
  gap: 4px;
}

.step-desc {
  font-size: 13px;
  color: var(--text);
  line-height: 1.55;
  margin-bottom: 6px;
}

.step-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.step-meta-tag {
  font-size: 11px;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

/* ================================================================
 * 品鉴结果
 * ================================================================ */

.section-hint {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 18px;
  font-style: italic;
}

.subsection-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin: 20px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.flavor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.flavor-dim {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.flavor-dim-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-label);
}

.flavor-dim-row {
  display: flex;
  gap: 8px;
}

.input-sm {
  flex: 0 0 72px;
  min-width: 0;
}

@media (max-width: 640px) {
  .flavor-grid {
    grid-template-columns: 1fr;
  }

  .flavor-dim-row {
    flex-direction: column;
  }

  .input-sm {
    flex: auto;
  }
}

/* ================================================================
 * 模态框
 * ================================================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.modal-panel-wide {
  max-width: 600px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
}

/* ================================================================
 * Footer
 * ================================================================ */

#forge-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-hint {
  font-size: 12px;
  color: var(--text-dim);
}

/* ================================================================
 * 移动端：单栏布局
 * ================================================================ */

@media (max-width: 640px) {
  #forge-main {
    padding: 16px;
  }

  .form-section {
    padding: 18px;
    margin-bottom: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}
.val-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 960px;
  margin: 12px auto 12px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s;
}

.val-bar.valid {
  background: #1a2a1a;
  border: 1px solid #2a4a2a;
  color: #8cc88c;
}

.val-bar.warning {
  background: #2a2614;
  border: 1px solid #4a4420;
  color: #d4c888;
}
.val-icon {
  font-size: 15px;
}
.val-text {
  font-weight: 600;
}
.val-toggle {
  margin-left: auto;
  font-size: 12px;
  opacity: 0.6;
}

.val-bar.collapsed .val-details,
.val-bar.collapsed .val-toggle {
  display: none;
}

.val-details {
  width: 100%;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.val-error-item {
  display: flex;
  gap: 12px;
  padding: 3px 0;
  font-size: 12px;
}

.val-error-field {
  min-width: 80px;
  font-weight: 600;
  color: #e0a0a0;
}

.val-error-msg {
  color: #c09090;
}
.required-hint {
  font-size: 11px;
  color: #c06060;
  font-weight: 400;
  margin-left: 2px;
}

/* ================================================================
 * AI 对话框 — 结果面板 / 加载 / 错误
 * ================================================================ */

.ai-result {
  margin-top: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  overflow: hidden;
}

.ai-result-header {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  background: rgba(232, 168, 80, 0.06);
}

.ai-result-list {
  padding: 8px;
}

.ai-suggestion {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.ai-suggestion:last-child {
  border-bottom: none;
}

.ai-suggestion:hover {
  background: rgba(232, 168, 80, 0.04);
}

.ai-suggestion-field {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.ai-suggestion-values {
  display: flex;
  gap: 12px;
  font-size: 13px;
  margin-bottom: 4px;
}

.ai-suggestion-current {
  color: var(--text-dim);
}

.ai-suggestion-current span {
  color: var(--danger);
  text-decoration: line-through;
}

.ai-suggestion-suggested {
  color: var(--success);
}

.ai-suggestion-suggested span {
  font-weight: 600;
}

.ai-suggestion-reason {
  font-size: 12px;
  color: var(--text-dim);
  font-style: italic;
  margin-bottom: 8px;
}

.ai-suggestion-apply {
  display: inline-block;
  font-size: 12px;
  padding: 4px 12px;
  background: var(--accent);
  color: #1a1a2e;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.15s;
}

.ai-suggestion-apply:hover {
  background: var(--accent-dim);
}

.ai-suggestion-apply.applied {
  background: var(--success);
  color: #fff;
  cursor: default;
}

.ai-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  margin-top: 16px;
  background: rgba(232, 168, 80, 0.06);
  border: 1px solid rgba(232, 168, 80, 0.2);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 13px;
}

.ai-loading-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(232, 168, 80, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: ai-spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes ai-spin {
  to {
    transform: rotate(360deg);
  }
}

.ai-error {
  margin-top: 16px;
  padding: 12px 16px;
  background: #2a1a1a;
  border: 1px solid #4a3030;
  border-radius: var(--radius-sm);
  color: #d47878;
  font-size: 13px;
}

.ai-success {
  margin-top: 16px;
  padding: 12px 16px;
  background: #1a2a1a;
  border: 1px solid #2a4a2a;
  border-radius: var(--radius-sm);
  color: #8cc88c;
  font-size: 13px;
}

.ai-raw-response {
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
  line-height: 1.5;
}